时间:2011-02-23 15:18来源:蓝天飞行翻译 作者:航空 点击:次
arid /r.d/ adjective very dry . arid terrain desert . an arid, sub-tropical climate a hot, dry climate arise /.ra.z/ verb to come into being, to happen, to show up or to appear . Should any problems arise, report back to me immediately. (NOTE: arising – arose – arisen) arm /ɑm/ noun 1. a device similar in function to a human arm, operating as a lever 2. the horizontal distance from a reference point to the centre of gravity . The principle of the arm is used in weight and balance calculations for an aircraft. . verb to make ready for action or use . Door-mounted escape slides are armed before flight. armature /ɑm.t../ noun the rotat-ing coils of an electric motor or dynamo . Secondary windings are wound over the primary windings and the whole assembly is known as an armature. ARR abbreviation arrival arrange /.re.nd/ verb 1. to organ-ise, to plan and prepare . to arrange a meeting 2. to put in special position . Charts should be numbered and arranged in order of use. . A series of dipoles are arranged in a circle. arrangement /.re.ndm.nt/ noun 1. a plan . The arrangements for the VIPs are being handled by the public relations department. 2. the relative positions of a number of different parts . The diagram shows a simple arrange-ment of pistons, cylinders and pipes. array /.re./ noun an arrangement of antennas . The localiser antenna array is very wide. arrest /.rest/ verb 1. to stop or to pre-vent something from happening . to
artificial horizon /ɑt.f..(.)l h. |